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Strong's Concordance
Greek Word Study

Strong's G2537 καινός (kainos)

Kainos means “new” — full meaning, definition, and every linked Bible usage across the indexed canon.

Same number, other testament: Strong's H2537 — chamutal (“Hamutal”) in the Hebrew Bible.

Strong's Number G2537
Language Greek
Linked Usages 85
Books 33

Strong's G2537 Quick Answer

Strong's G2537 καινούς, is a Greek Strong's word-study entry. kainos (kai-nos') adj. 1. new (especially in freshness) {while G3501 is properly so with respect to age} It has 85 linked Bible usages across 33 books. Visible English usage signals include new. Indexed coverage on this page includes New Testament, Septuagint / Greek Old Testament, and Deuterocanonical / Apocrypha.

Meaning
kainos (kai-nos') adj. 1. new (especially in freshness) {while G3501 is properly so with respect to age}
Usage
85 linked usages
Books
33 indexed books
Corpus
New Testament, Septuagint / Greek Old Testament, and Deuterocanonical / Apocrypha
Usage Words
new

Meaning and Definition

kainos (kai-nos') adj. 1. new (especially in freshness) {while G3501 is properly so with respect to age} [of uncertain affinity] KJV: new Compare: G3501

Original Word
καινούς,
Morphology
A-APM

Across Lexicons

How independent scholarly lexicons define Strong's G2537. Each definition is shown with its source so you can compare and cite the original reference works.

Extended Strong's Greek Lexicon (Abbott-Smith based)

new

Usage: καινός, -ή, -όν [in LXX (Eze.11:19, al.) for חָדָשׁ, exc. Isa.65:15 (אַחֵר) ;] of that which is unused or unaccustomed, new in respect to form or quality, fresh, unused, novel: opposite to παλαιός, ἀρχαῖος, Mat.9:17 13:52, Mrk.2:21-22 Luk.5:36, 38, 2Co.5:17, Eph.4:24; πλήρωμα, Mrk.2:21; μνημεῖον, Mat.27:60, Jhn.19:41; διαθήκη (T, WH, R, txt., omit), Luk.22:20, 1Co.11:25, 2Co.3:6, Heb.8:8" (LXX), Heb.8:13 9:15; οὐρανοί, γῆ, 2Pe.3:13, Rev.21:1" (LXX) Ἰερουσαλήμ, Rev.3:12 21:2; ἄνθρωπος, Eph.2:15 (cf. Eze.18:31);

πάντα, Rev.21:5; γέννημα τ. ἀμπέλου, Mat.26:29, Mrk.14:25; διδαχή, Mrk.1:27, Act.17:19; ἐντολή, Jhn.13:34, 1Jn.2:7-8, 2Jn.5; ὄνομα, Rev.2:17 (LXX); ᾠδή, Rev.5:9 14:3 (of. Psa.144:9); κτίσις, 2Co.5:17, Gal.6:15; γλῶσσαι, Mrk.16:17; compar., Act.17:21.† SYN.: νέος, "the new primarily in reference to time, the young, recent; κ. . the new primarily in reference to quality, the fresh, unworn". Cf. Tr., Syn., § lx (the distinction, however, is less marked in late Gk.; cf. Heb.12:24 with He, ll.

with supr., and see MM, Exp., xv) (AS)

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How Strong's G2537 Is Translated

The English word each shown verse actually uses to render Strong's G2537, taken from the interlinear word alignment (the same word underlined in the excerpts below). Where a rendering is used more than once, the count is shown.

new Matthew 9:17 38×

How Strong's G2537 Usage Compares

Indexed coverage includes Septuagint / Greek Old Testament, New Testament, and Deuterocanonical / Apocrypha. Each section below keeps corpus counts and sample passages visible so readers can compare the word across contexts instead of reading one flat concordance list.

  • The largest indexed corpus on this page is Septuagint / Greek Old Testament with 40 linked usages.
  • This page lets readers compare New Testament usage with Septuagint / Greek Old Testament usage, which is a key THF advantage over narrower Strong's pages.
  • Deuterocanonical / Apocrypha rows are counted separately so readers can decide how those texts relate to the main word study.

In the Septuagint (LXX)

Strong's G2537 (καινούς,) appears 51 times in the Greek Septuagint — the Old Testament the New Testament authors quoted.

Sample Septuagint occurrences:

Read the full Greek Septuagint interlinear with Strong's →

Strong's G2537 by Corpus

Indexed usage grouped by testament and extended corpus so readers can compare this word across the Bible, Septuagint, deuterocanonical books, and 1 Enoch where present.

Strong's G2537 in the New Testament

38 indexed usages in New Testament.

Matthew 9:17 KJV

Neither do men put new wine into old bottles: else the bottles break, and the wine runneth out, and the bottles perish: but they put new wine into new bottles, and both are preserved.

Matthew 13:52 KJV

Then said he unto them, Therefore every scribe which is instructed unto the kingdom of heaven is like unto a man that is an householder, which bringeth forth out of his treasure things new and old.

Matthew 26:28 KJV

For this is my blood of the new testament, which is shed for many for the remission of sins.

Strong's G2537 in the Septuagint / Greek Old Testament

40 indexed usages in Septuagint / Greek Old Testament.

Deuteronomy 20:5 Septuagint / Brenton

And the scribes shall speak to the people, saying, What man is he that has built a new house, and has not dedicated it? let him go and return to his house, lest he die in the war, and another man dedicate it.

Deuteronomy 22:8 Septuagint / Brenton

If thou shouldest build a new house, then shalt thou make a parapet to thy house; so thou shalt not bring bloodguiltiness upon thy house, if one should in anywise fall from it.

Deuteronomy 32:17 Septuagint / Brenton

They sacrificed to devils, and not to God; To gods whom they knew not: New and fresh gods came in, Whom their fathers knew not.

Strong's G2537 in the deuterocanonical books / Apocrypha

7 indexed usages in Deuterocanonical / Apocrypha.

1 Esdras 6:8 Septuagint / Brenton

Let all things be known unto our lord the king, that being come into the country of Judea, and entered into the city of Jerusalem, we found in the city of Jerusalem the ancients of the Jews that were of the captivity

1 Esdras 6:24 Septuagint / Brenton

In the first year of the reign of Cyrus, King Cyrus commanded that the house of the Lord at Jerusalem should be built again, where they do sacrifice with continual fire:

Judith 16:13 Septuagint / Brenton

I will sing unto my God a new song: O Lord, thou art great and glorious, Wonderful in strength, and invincible.

Usage Excerpts

First 85 linked usage excerpts for Strong's G2537.

Deuteronomy 20:5 Septuagint / Greek Old Testament, Septuagint / Brenton
And the scribes shall speak to the people, saying, What man is he that has built a new house, and has not dedicated it? let him go and return to his house, lest he die in the war, and another man dedicate it.
Deuteronomy 22:8 Septuagint / Greek Old Testament, Septuagint / Brenton
If thou shouldest build a new house, then shalt thou make a parapet to thy house; so thou shalt not bring bloodguiltiness upon thy house, if one should in anywise fall from it.
Deuteronomy 32:17 Septuagint / Greek Old Testament, Septuagint / Brenton
They sacrificed to devils, and not to God; To gods whom they knew not: New and fresh gods came in, Whom their fathers knew not.
Joshua 9:13 Septuagint / Greek Old Testament, Septuagint / Brenton
are the skins of wine which we filled when new, and they are rent; and our garments and our shoes are worn out because of the very long journey.
Judges 5:8 Septuagint / Greek Old Testament, Septuagint / Brenton
They chose new gods; Then the cities of rulers fought; There was not a shield or spear seen Among forty thousand in Israel.
Judges 15:13 Septuagint / Greek Old Testament, Septuagint / Brenton
And they spoke to him, saying, Nay, but we will only bind thee fast, and deliver thee into their hand, and will by no means slay thee: and they bound him with two new ropes, and brought him from that rock.
Judges 16:11 Septuagint / Greek Old Testament, Septuagint / Brenton
And he said to her, If they should bind me fast with new ropes with which work has not been done, then shall I be weak, and shall be as another man.
Judges 16:12 Septuagint / Greek Old Testament, Septuagint / Brenton
And Delilah took new ropes, and bound him with them, and the liers in wait came out of the chamber, and she said, The Philistines are upon thee, Samson: and he broke them off his arms like a thread.
1 Kingdoms 6:7 Septuagint / Greek Old Testament, Septuagint / Brenton
And now take wood and make a new wagon, and take two cows, that have calved for the first time, without their calves; and do ye yoke the cows to the wagon, and lead away the calves from behind them home.
2 Kingdoms 6:3 Septuagint / Greek Old Testament, Septuagint / Brenton
And they put the ark of the Lord on a new wagon, and took it out of the house of Abinadab who lived on the hill: and Uzzah and his brethren the sons of Abinadab drove the wagon with the ark.
3 Kingdoms 11:29 Septuagint / Greek Old Testament, Septuagint / Brenton
And it came to pass at that time, that Jeroboam went forth from Jerusalem, and Ahijah the Shilonite the prophet found him in the way, and caused him to turn aside out of the way: and Ahijah was clad with a new garment, and they two were alone in the field.
3 Kingdoms 11:30 Septuagint / Greek Old Testament, Septuagint / Brenton
And Ahijah laid hold of his new garment that was upon him, and tore it into twelve pieces:
4 Kingdoms 2:20 Septuagint / Greek Old Testament, Septuagint / Brenton
And Elisha said, Bring me a new pitcher, and put salt in it. And they took one, and brought it to him.
1 Chronicles 13:7 Septuagint / Greek Old Testament, Septuagint / Brenton
And they set the ark of God on a new wagon brought out of the house of Abinadab: and Uzzah and his brethren drove the wagon.
2 Chronicles 20:5 Septuagint / Greek Old Testament, Septuagint / Brenton
And Jehoshaphat stood up in the assembly of Judah in Jerusalem, in the house of the Lord, in front of the new court.
Job 29:20 Septuagint / Greek Old Testament, Septuagint / Brenton
My glory was fresh in me, And my bow prospered in his hand.
Psalms 32:3 Septuagint / Greek Old Testament, Septuagint / Brenton
Sing to him a new song; Play skillfully with a loud noise.
Psalms 39:4 Septuagint / Greek Old Testament, Septuagint / Brenton
And he put a new song into my mouth, Even a hymn to our God: Many shall see it, and fear, And shall hope in the Lord.
Psalms 95:1 Septuagint / Greek Old Testament, Septuagint / Brenton
When the house was built after the Captivity, a Song by David. Sing to the Lord a new song; Sing to the Lord, all the earth.
Psalms 97:1 Septuagint / Greek Old Testament, Septuagint / Brenton
A Psalm of David. Sing to the Lord a new song; For the Lord has wrought wonderful works, His right hand, and his holy arm, Have wrought salvation for him.
Psalms 143:9 Septuagint / Greek Old Testament, Septuagint / Brenton
O God, I will sing a new song to thee: I will play to thee on a psaltery of ten strings.
Psalms 149:1 Septuagint / Greek Old Testament, Septuagint / Brenton
Alleluia. Sing to the Lord a new song: His praise is in the assembly of the saints.
Ecclesiastes 1:10 Septuagint / Greek Old Testament, Septuagint / Brenton
Who is he that shall speak and say, Behold, this is new? It has already been in the ages That have passed before us.
Isaiah 8:1 Septuagint / Greek Old Testament, Septuagint / Brenton
And the Lord said to me, Take to thyself a volume of a great new book, and write in it with a man’s pen concerning the making a rapid plunder of spoils; for it is near at hand.
Isaiah 41:15 Septuagint / Greek Old Testament, Septuagint / Brenton
Behold, I have made thee as new saw-shaped threshing wheels of a wagon; and thou shalt thresh the mountains, and beat the hills to powder, and make them as chaff:
Isaiah 42:9 Septuagint / Greek Old Testament, Septuagint / Brenton
Behold, the ancient things have come to pass, and so will the new things which I tell you: yea, before I tell them they are made known to you.
Isaiah 42:10 Septuagint / Greek Old Testament, Septuagint / Brenton
Sing a new hymn to the Lord: ye who are his dominion, glorify his name from the end of the earth: ye that go down to the sea, and sail upon it; the islands, and they that dwell in them.
Isaiah 43:19 Septuagint / Greek Old Testament, Septuagint / Brenton
Behold, I will do new things, which shall presently spring forth, and ye shall know them: and I will make a way in the wilderness, and rivers in the dry land.
Isaiah 48:6 Septuagint / Greek Old Testament, Septuagint / Brenton
Ye have heard all this, but ye have not known: yet I have made known to thee the new things from henceforth, which are coming to pass, and thou saidst not,
Isaiah 62:2 Septuagint / Greek Old Testament, Septuagint / Brenton
And the Gentiles shall see thy righteousness, and kings thy glory: and one shall call thee by a new name, which the Lord shall name.
Isaiah 65:15 Septuagint / Greek Old Testament, Septuagint / Brenton
For ye shall leave your name for a loathing to my chosen, and the Lord shall destroy you: but my servants shall be called by a new name,
Isaiah 65:17 Septuagint / Greek Old Testament, Septuagint / Brenton
For there shall be a new heaven and a new earth: and they shall not at all remember the former, neither shall they at all come into their mind.
Isaiah 66:22 Septuagint / Greek Old Testament, Septuagint / Brenton
For as the new heaven and the new earth, which I make, remain before me, saith the Lord, so shall your seed and your name continue.
Jeremiah 33:10 Septuagint / Greek Old Testament, Septuagint / Brenton
And the princes of Judah heard this word, and they went up out of the house of the king to the house of the Lord, and sat in the entrance of the new gate.
Jeremiah 38:22 Septuagint / Greek Old Testament, Septuagint / Brenton
How long, O disgraced daughter, wilt thou turn away? for the Lord has created safety for a new plantation: men shall go about in safety.
Jeremiah 38:31 Septuagint / Greek Old Testament, Septuagint / Brenton
Behold, the days come, saith the Lord, when I will make a new covenant with the house of Israel, and with the house of Judah:
Jeremiah 43:10 Septuagint / Greek Old Testament, Septuagint / Brenton
And Baruch read in the book the words of Jeremiah in the house of the Lord, in the house of Gemariah son of Shaphan the scribe, in the upper court, in the entrance of the new gate of the house of the Lord, and in the ears of all the people.
Ezekiel 11:19 Septuagint / Greek Old Testament, Septuagint / Brenton
And I will give them another heart, and will put a new spirit within them; and will extract the heart of stone from their flesh, and give them a heart of flesh:
Ezekiel 18:31 Septuagint / Greek Old Testament, Septuagint / Brenton
Cast away from yourselves all your ungodliness wherein ye have sinned against me; and make to yourselves a new heart and a new spirit: for why should ye die, O house of Israel?
Ezekiel 36:26 Septuagint / Greek Old Testament, Septuagint / Brenton
And I will give you a new heart, and will put a new spirit in you: and I will take away the heart of stone out of your flesh, and will give you a heart of flesh.
Matthew 9:17 New Testament, KJV
Neither do men put new wine into old bottles: else the bottles break, and the wine runneth out, and the bottles perish: but they put new wine into new bottles, and both are preserved.
Matthew 13:52 New Testament, KJV
Then said he unto them, Therefore every scribe which is instructed unto the kingdom of heaven is like unto a man that is an householder, which bringeth forth out of his treasure things new and old.
Matthew 26:28 New Testament, KJV
For this is my blood of the new testament, which is shed for many for the remission of sins.
Matthew 26:29 New Testament, KJV
But I say unto you, I will not drink henceforth of this fruit of the vine, until that day when I drink it new with you in my Father's kingdom.
Matthew 27:60 New Testament, KJV
And laid it in his own new tomb, which he had hewn out in the rock: and he rolled a great stone to the door of the sepulchre, and departed.
Mark 1:27 New Testament, KJV
And they were all amazed, insomuch that they questioned among themselves, saying, What thing is this? what new doctrine is this? for with authority commandeth he even the unclean spirits, and they do obey him.
Mark 2:21 New Testament, KJV
No man also seweth a piece of new cloth on an old garment: else the new piece that filled it up taketh away from the old, and the rent is made worse.
Mark 2:22 New Testament, KJV
And no man putteth new wine into old bottles: else the new wine doth burst the bottles, and the wine is spilled, and the bottles will be marred: but new wine must be put into new bottles.
Mark 14:24 New Testament, KJV
And he said unto them, This is my blood of the new testament, which is shed for many.
Mark 14:25 New Testament, KJV
Verily I say unto you, I will drink no more of the fruit of the vine, until that day that I drink it new in the kingdom of God.
Mark 16:17 New Testament, KJV
And these signs shall follow them that believe; In my name shall they cast out devils; they shall speak with new tongues;
Luke 5:36 New Testament, KJV
And he spake also a parable unto them; No man putteth a piece of a new garment upon an old; if otherwise, then both the new maketh a rent, and the piece that was taken out of the new agreeth not with the old.
Luke 5:38 New Testament, KJV
But new wine must be put into new bottles; and both are preserved.
Luke 22:20 New Testament, KJV
Likewise also the cup after supper, saying, This cup is the new testament in my blood, which is shed for you.
John 13:34 New Testament, KJV
A new commandment I give unto you, That ye love one another; as I have loved you, that ye also love one another.
John 19:41 New Testament, KJV
Now in the place where he was crucified there was a garden; and in the garden a new sepulchre, wherein was never man yet laid.
Acts 17:19 New Testament, KJV
And they took him, and brought him unto Areopagus, saying, May we know what this new doctrine, whereof thou speakest, is?
Acts 17:21 New Testament, KJV
(For all the Athenians and strangers which were there spent their time in nothing else, but either to tell, or to hear some new thing.)
1 Corinthians 11:25 New Testament, KJV
After the same manner also he took the cup, when he had supped, saying, this cup is the new testament in my blood: this do ye, as oft as ye drink it, in remembrance of me.
2 Corinthians 3:6 New Testament, KJV
Who also hath made us able ministers of the new testament; not of the letter, but of the spirit: for the letter killeth, but the spirit giveth life.
2 Corinthians 5:17 New Testament, KJV
Therefore if any man be in Christ, he is a new creature: old things are passed away; behold, all things are become new.
Galatians 6:15 New Testament, KJV
For in Christ Jesus neither circumcision availeth any thing, nor uncircumcision, but a new creature.
Ephesians 2:15 New Testament, KJV
Having abolished in his flesh the enmity, even the law of commandments contained in ordinances; for to make in himself of twain one new man, so making peace;
Ephesians 4:24 New Testament, KJV
And that ye put on the new man, which after God is created in righteousness and true holiness.
Hebrews 8:8 New Testament, KJV
For finding fault with them, he saith, Behold, the days come, saith the Lord, when I will make a new covenant with the house of Israel and with the house of Judah:
Hebrews 8:13 New Testament, KJV
In that he saith, A new covenant, he hath made the first old. Now that which decayeth and waxeth old is ready to vanish away.
Hebrews 9:15 New Testament, KJV
And for this cause he is the mediator of the new testament, that by means of death, for the redemption of the transgressions that were under the first testament, they which are called might receive the promise of eternal inheritance.
2 Peter 3:13 New Testament, KJV
Nevertheless we, according to his promise, look for new heavens and a new earth, wherein dwelleth righteousness.
1 John 2:7 New Testament, KJV
Brethren, I write no new commandment unto you, but an old commandment which ye had from the beginning. The old commandment is the word which ye have heard from the beginning.
1 John 2:8 New Testament, KJV
Again, a new commandment I write unto you, which thing is true in him and in you: because the darkness is past, and the true light now shineth.
2 John 1:5 New Testament, KJV
And now I beseech thee, lady, not as though I wrote a new commandment unto thee, but that which we had from the beginning, that we love one another.
Revelation 2:17 New Testament, KJV
He that hath an ear, let him hear what the Spirit saith unto the churches; To him that overcometh will I give to eat of the hidden manna, and will give him a white stone, and in the stone a new name written, which no man knoweth saving he that receiveth it.
Revelation 3:12 New Testament, KJV
Him that overcometh will I make a pillar in the temple of my God, and he shall go no more out: and I will write upon him the name of my God, and the name of the city of my God, which is new Jerusalem, which cometh down out of heaven from my God: and I will write upon him my new name.
Revelation 5:9 New Testament, KJV
And they sung a new song, saying, Thou art worthy to take the book, and to open the seals thereof: for thou wast slain, and hast redeemed us to God by thy blood out of every kindred, and tongue, and people, and nation;
Revelation 14:3 New Testament, KJV
And they sung as it were a new song before the throne, and before the four beasts, and the elders: and no man could learn that song but the hundred and forty and four thousand, which were redeemed from the earth.
Revelation 21:1 New Testament, KJV
And I saw a new heaven and a new earth: for the first heaven and the first earth were passed away; and there was no more sea.
Revelation 21:2 New Testament, KJV
And I John saw the holy city, new Jerusalem, coming down from God out of heaven, prepared as a bride adorned for her husband.
Revelation 21:5 New Testament, KJV
And he that sat upon the throne said, Behold, I make all things new. And he said unto me, Write: for these words are true and faithful.
1 Esdras 6:8 Deuterocanonical / Apocrypha, Septuagint / Brenton
Let all things be known unto our lord the king, that being come into the country of Judea, and entered into the city of Jerusalem, we found in the city of Jerusalem the ancients of the Jews that were of the captivity
1 Esdras 6:24 Deuterocanonical / Apocrypha, Septuagint / Brenton
In the first year of the reign of Cyrus, King Cyrus commanded that the house of the Lord at Jerusalem should be built again, where they do sacrifice with continual fire:
Judith 16:13 Deuterocanonical / Apocrypha, Septuagint / Brenton
I will sing unto my God a new song: O Lord, thou art great and glorious, Wonderful in strength, and invincible.
1 Maccabees 4:47 Deuterocanonical / Apocrypha, Septuagint / Brenton
Then they took whole stones according to the law, and built a new altar according to the former;
1 Maccabees 4:49 Deuterocanonical / Apocrypha, Septuagint / Brenton
They made also new holy vessels, and into the temple they brought the candlestick, and the altar of incense, and the table.
1 Maccabees 4:53 Deuterocanonical / Apocrypha, Septuagint / Brenton
and offered sacrifice according to the law upon the new altar of burnt offerings, which they had made.
2 Maccabees 2:29 Deuterocanonical / Apocrypha, Septuagint / Brenton
For as the master builder of a new house must care for the whole building: but he that undertaketh to set it out, and paint it, must seek out fit things for the adorning thereof: even so I think it is with us.

All Indexed Usage Links

Every indexed verse link for Strong's G2537, grouped by book.

Deuteronomy 3 usages, Septuagint / Greek Old Testament
Joshua 1 usage, Septuagint / Greek Old Testament
Judges 4 usages, Septuagint / Greek Old Testament
1 Kingdoms 1 usage, Septuagint / Greek Old Testament
2 Kingdoms 1 usage, Septuagint / Greek Old Testament
3 Kingdoms 2 usages, Septuagint / Greek Old Testament
4 Kingdoms 1 usage, Septuagint / Greek Old Testament
1 Chronicles 1 usage, Septuagint / Greek Old Testament
2 Chronicles 1 usage, Septuagint / Greek Old Testament
Job 1 usage, Septuagint / Greek Old Testament
Psalms 6 usages, Septuagint / Greek Old Testament
Ecclesiastes 1 usage, Septuagint / Greek Old Testament
Isaiah 10 usages, Septuagint / Greek Old Testament
Jeremiah 4 usages, Septuagint / Greek Old Testament
Ezekiel 3 usages, Septuagint / Greek Old Testament
Matthew 5 usages, New Testament
Mark 6 usages, New Testament
Luke 3 usages, New Testament
John 2 usages, New Testament
Acts 2 usages, New Testament
1 Corinthians 1 usage, New Testament
2 Corinthians 2 usages, New Testament
Galatians 1 usage, New Testament
Ephesians 2 usages, New Testament
Hebrews 3 usages, New Testament
2 Peter 1 usage, New Testament
1 John 2 usages, New Testament
2 John 1 usage, New Testament
Revelation 7 usages, New Testament
1 Esdras 2 usages, Deuterocanonical / Apocrypha
Judith 1 usage, Deuterocanonical / Apocrypha
1 Maccabees 3 usages, Deuterocanonical / Apocrypha
2 Maccabees 1 usage, Deuterocanonical / Apocrypha

Strong's G2537 FAQ

What does kainos (καινός) mean?

Kainos (Strong's G2537) is a Greek word most simply glossed "new". kainos (kai-nos') adj. 1. new (especially in freshness) {while G3501 is properly so with respect to age}

How many times is kainos (καινός) used in the Bible?

This page currently indexes 85 linked usages for Strong's G2537 across 33 books.

Where can I study kainos (καινός) in context?

Use the linked verse references on this page to study Strong's G2537 in context. The indexed coverage includes New Testament, Septuagint / Greek Old Testament, and Deuterocanonical / Apocrypha.

What English words translate kainos (καινός)?

The visible usage excerpts most often surface English words such as new. These are scanning signals from the displayed verses, not replacements for the original-language definition.

Does Strong's G2537 appear in the Septuagint or deuterocanonical books?

Yes. The current local index includes 40 in Septuagint / Greek Old Testament and 7 in Deuterocanonical / Apocrypha for Strong's G2537, with linked reader references where each row is available.